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-rw-r--r--packages/contract-wrappers/CHANGELOG.json76
-rw-r--r--packages/contract-wrappers/CHANGELOG.md28
-rw-r--r--packages/contract-wrappers/package.json54
-rw-r--r--packages/contract-wrappers/src/artifacts.ts2
-rw-r--r--packages/contract-wrappers/src/contract_wrappers.ts8
-rw-r--r--packages/contract-wrappers/src/contract_wrappers/contract_wrapper.ts48
-rw-r--r--packages/contract-wrappers/src/contract_wrappers/exchange_wrapper.ts79
-rw-r--r--packages/contract-wrappers/src/contract_wrappers/forwarder_wrapper.ts17
-rw-r--r--packages/contract-wrappers/src/contract_wrappers/order_validator_wrapper.ts187
-rw-r--r--packages/contract-wrappers/src/fetchers/asset_balance_and_proxy_allowance_fetcher.ts77
-rw-r--r--packages/contract-wrappers/src/fetchers/order_filled_cancelled_fetcher.ts30
-rw-r--r--packages/contract-wrappers/src/index.ts10
-rw-r--r--packages/contract-wrappers/src/types.ts21
-rw-r--r--packages/contract-wrappers/src/utils/constants.ts2
-rw-r--r--packages/contract-wrappers/src/utils/decorators.ts2
-rw-r--r--packages/contract-wrappers/src/utils/utils.ts6
-rw-r--r--packages/contract-wrappers/test/exchange_wrapper_test.ts2
-rw-r--r--packages/contract-wrappers/test/forwarder_wrapper_test.ts3
-rw-r--r--packages/contract-wrappers/test/order_validator_wrapper_test.ts142
-rw-r--r--packages/contract-wrappers/test/revert_validation_test.ts122
-rw-r--r--packages/contract-wrappers/test/subscription_test.ts2
-rw-r--r--packages/contract-wrappers/test/transaction_encoder_test.ts2
-rw-r--r--packages/contract-wrappers/test/utils/constants.ts1
-rw-r--r--packages/contract-wrappers/tsconfig.json3
-rw-r--r--packages/contract-wrappers/typedoc-tsconfig.json7
25 files changed, 880 insertions, 51 deletions
diff --git a/packages/contract-wrappers/CHANGELOG.json b/packages/contract-wrappers/CHANGELOG.json
index b3c9b0fb3..8863f61f4 100644
--- a/packages/contract-wrappers/CHANGELOG.json
+++ b/packages/contract-wrappers/CHANGELOG.json
@@ -1,5 +1,81 @@
[
{
+ "version": "2.0.0",
+ "changes": [
+ {
+ "note":
+ "Fixes dropped events in subscriptions by fetching logs by blockHash instead of blockNumber. Support for fetching by blockHash was added in Geth > v1.8.13 and Parity > v2.1.0. Infura works too.",
+ "pr": 1080
+ },
+ {
+ "note":
+ "Fix misunderstanding about blockstream interface callbacks and pass the raw JSON RPC responses to it",
+ "pr": 1080
+ }
+ ],
+ "timestamp": 1537907159
+ },
+ {
+ "version": "1.0.5",
+ "changes": [
+ {
+ "note": "Dependencies updated"
+ }
+ ],
+ "timestamp": 1537875740
+ },
+ {
+ "version": "1.0.4",
+ "changes": [
+ {
+ "note": "Dependencies updated"
+ }
+ ],
+ "timestamp": 1537541580
+ },
+ {
+ "version": "1.0.3",
+ "changes": [
+ {
+ "note": "Drastically reduce the bundle size by removing unused parts of included contract artifacts."
+ }
+ ],
+ "timestamp": 1537369748
+ },
+ {
+ "version": "1.0.2",
+ "changes": [
+ {
+ "note": "Add ZRX & WETH mainnet contract addresses into the included artifacts"
+ }
+ ],
+ "timestamp": 1537265493
+ },
+ {
+ "version": "1.0.1",
+ "changes": [
+ {
+ "note": "Add `OrderValidatorWrapper`"
+ },
+ {
+ "note":
+ "Fix bug where contracts not deployed on a network showed an `EXCHANGE_CONTRACT_DOES_NOT_EXIST` error instead of `CONTRACT_NOT_DEPLOYED_ON_NETWORK`",
+ "pr": 1044
+ },
+ {
+ "note":
+ "Export `AssetBalanceAndProxyAllowanceFetcher` and `OrderFilledCancelledFetcher` implementations",
+ "pr": 1054
+ },
+ {
+ "note":
+ "Add `validateOrderFillableOrThrowAsync` and `validateFillOrderThrowIfInvalidAsync` to ExchangeWrapper",
+ "pr": 1054
+ }
+ ],
+ "timestamp": 1536142250
+ },
+ {
"version": "1.0.1-rc.5",
"changes": [
{
diff --git a/packages/contract-wrappers/CHANGELOG.md b/packages/contract-wrappers/CHANGELOG.md
index fb92ea858..41e5645a3 100644
--- a/packages/contract-wrappers/CHANGELOG.md
+++ b/packages/contract-wrappers/CHANGELOG.md
@@ -5,6 +5,34 @@ Edit the package's CHANGELOG.json file only.
CHANGELOG
+## v2.0.0 - _September 25, 2018_
+
+ * Fixes dropped events in subscriptions by fetching logs by blockHash instead of blockNumber. Support for fetching by blockHash was added in Geth > v1.8.13 and Parity > v2.1.0. Infura works too. (#1080)
+ * Fix misunderstanding about blockstream interface callbacks and pass the raw JSON RPC responses to it (#1080)
+
+## v1.0.5 - _September 25, 2018_
+
+ * Dependencies updated
+
+## v1.0.4 - _September 21, 2018_
+
+ * Dependencies updated
+
+## v1.0.3 - _September 19, 2018_
+
+ * Drastically reduce the bundle size by removing unused parts of included contract artifacts.
+
+## v1.0.2 - _September 18, 2018_
+
+ * Add ZRX & WETH mainnet contract addresses into the included artifacts
+
+## v1.0.1 - _September 5, 2018_
+
+ * Add `OrderValidatorWrapper`
+ * Fix bug where contracts not deployed on a network showed an `EXCHANGE_CONTRACT_DOES_NOT_EXIST` error instead of `CONTRACT_NOT_DEPLOYED_ON_NETWORK` (#1044)
+ * Export `AssetBalanceAndProxyAllowanceFetcher` and `OrderFilledCancelledFetcher` implementations (#1054)
+ * Add `validateOrderFillableOrThrowAsync` and `validateFillOrderThrowIfInvalidAsync` to ExchangeWrapper (#1054)
+
## v1.0.1-rc.5 - _August 27, 2018_
* Fix missing `BlockParamLiteral` type import issue
diff --git a/packages/contract-wrappers/package.json b/packages/contract-wrappers/package.json
index 7d9417d65..1deb6a425 100644
--- a/packages/contract-wrappers/package.json
+++ b/packages/contract-wrappers/package.json
@@ -1,6 +1,6 @@
{
"name": "@0xproject/contract-wrappers",
- "version": "1.0.1-rc.5",
+ "version": "2.0.0",
"description": "Smart TS wrappers for 0x smart contracts",
"keywords": [
"0xproject",
@@ -11,26 +11,23 @@
"main": "lib/src/index.js",
"types": "lib/src/index.d.ts",
"scripts": {
- "watch_without_deps": "yarn pre_build && tsc -w",
- "build": "yarn pre_build && tsc",
- "pre_build": "run-s update_artifacts_v2_beta update_artifacts_v2 generate_contract_wrappers copy_artifacts",
- "generate_contract_wrappers": "abi-gen --abis 'src/artifacts/@(Exchange|DummyERC20Token|DummyERC721Token|ZRXToken|ERC20Token|ERC721Token|WETH9|ERC20Proxy|ERC721Proxy|Forwarder).json' --template ../contract_templates/contract.handlebars --partials '../contract_templates/partials/**/*.handlebars' --output src/contract_wrappers/generated --backend ethers",
+ "build": "yarn pre_build && tsc -b",
+ "pre_build": "run-s update_artifacts generate_contract_wrappers copy_artifacts",
+ "generate_contract_wrappers": "abi-gen --abis 'src/artifacts/@(Exchange|DummyERC20Token|DummyERC721Token|ZRXToken|ERC20Token|ERC721Token|WETH9|ERC20Proxy|ERC721Proxy|Forwarder|OrderValidator).json' --template ../contract_templates/contract.handlebars --partials '../contract_templates/partials/**/*.handlebars' --output src/contract_wrappers/generated --backend ethers",
"lint": "tslint --project . --exclude **/src/contract_wrappers/**/* --exclude **/lib/**/*",
"test:circleci": "run-s test:coverage",
"test": "yarn run_mocha",
"rebuild_and_test": "run-s build test",
"test:coverage": "nyc npm run test --all && yarn coverage:report:lcov",
"coverage:report:lcov": "nyc report --reporter=text-lcov > coverage/lcov.info",
- "update_artifacts_v2_beta": "for i in ${npm_package_config_contracts_v2_beta}; do copyfiles -u 4 ../migrations/artifacts/2.0.0-beta-testnet/$i.json src/artifacts; done;",
- "update_artifacts_v2": "for i in ${npm_package_config_contracts_v2}; do copyfiles -u 4 ../migrations/artifacts/2.0.0/$i.json src/artifacts; done;",
+ "update_artifacts": "for i in ${npm_package_config_contracts_v2}; do copyfiles -u 4 ../migrations/artifacts/2.0.0-trimmed/$i.json src/artifacts; done;",
"copy_artifacts": "copyfiles -u 2 './src/artifacts/**/*.json' ./lib/src/artifacts",
"clean": "shx rm -rf _bundles lib test_temp test/artifacts src/contract_wrappers/generated src/artifacts generated_docs",
"run_mocha": "mocha --require source-map-support/register --require make-promises-safe lib/test/**/*_test.js lib/test/global_hooks.js --timeout 10000 --bail --exit",
- "docs:json": "typedoc --excludePrivate --excludeExternals --target ES5 --json $JSON_FILE_PATH $PROJECT_FILES"
+ "docs:json": "typedoc --excludePrivate --excludeExternals --target ES5 --tsconfig typedoc-tsconfig.json --json $JSON_FILE_PATH $PROJECT_FILES"
},
"config": {
- "contracts_v2_beta": "AssetProxyOwner Exchange ERC20Proxy ERC20Token ERC721Proxy ERC721Token WETH9 ZRXToken Forwarder OrderValidator",
- "contracts_v2": "DummyERC20Token DummyERC721Token",
+ "contracts_v2": "AssetProxyOwner Exchange ERC20Proxy ERC20Token ERC721Proxy ERC721Token WETH9 ZRXToken Forwarder OrderValidator DummyERC20Token DummyERC721Token",
"postpublish": {
"assets": []
}
@@ -44,16 +41,17 @@
"node": ">=6.0.0"
},
"devDependencies": {
- "@0xproject/abi-gen": "^1.0.7",
- "@0xproject/dev-utils": "^1.0.6",
- "@0xproject/migrations": "^1.0.6",
- "@0xproject/subproviders": "^2.0.1",
- "@0xproject/tslint-config": "^1.0.6",
+ "@0xproject/abi-gen": "^1.0.11",
+ "@0xproject/dev-utils": "^1.0.10",
+ "@0xproject/migrations": "^1.0.12",
+ "@0xproject/subproviders": "^2.0.5",
+ "@0xproject/tslint-config": "^1.0.7",
"@types/lodash": "4.14.104",
"@types/mocha": "^2.2.42",
- "@types/node": "^8.0.53",
+ "@types/node": "*",
"@types/sinon": "^2.2.2",
"@types/uuid": "^3.4.2",
+ "@types/web3-provider-engine": "^14.0.0",
"awesome-typescript-loader": "^3.1.3",
"chai": "^4.0.1",
"chai-as-promised": "^7.1.0",
@@ -74,19 +72,19 @@
"web3-provider-engine": "14.0.6"
},
"dependencies": {
- "@0xproject/assert": "^1.0.7",
- "@0xproject/base-contract": "^2.0.1",
- "@0xproject/fill-scenarios": "^1.0.1-rc.5",
- "@0xproject/json-schemas": "^1.0.1-rc.6",
- "@0xproject/order-utils": "^1.0.1-rc.6",
- "@0xproject/types": "^1.0.1-rc.6",
- "@0xproject/typescript-typings": "^1.0.5",
- "@0xproject/utils": "^1.0.7",
- "@0xproject/web3-wrapper": "^2.0.1",
- "ethereum-types": "^1.0.5",
- "ethereumjs-blockstream": "5.0.0",
+ "@0xproject/assert": "^1.0.11",
+ "@0xproject/base-contract": "^2.0.5",
+ "@0xproject/fill-scenarios": "^1.0.5",
+ "@0xproject/json-schemas": "^1.0.4",
+ "@0xproject/order-utils": "^1.0.5",
+ "@0xproject/types": "^1.1.1",
+ "@0xproject/typescript-typings": "^2.0.2",
+ "@0xproject/utils": "^1.0.11",
+ "@0xproject/web3-wrapper": "^3.0.1",
+ "ethereum-types": "^1.0.8",
+ "ethereumjs-blockstream": "6.0.0",
"ethereumjs-util": "^5.1.1",
- "ethers": "3.0.22",
+ "ethers": "4.0.0-beta.14",
"js-sha3": "^0.7.0",
"lodash": "^4.17.5",
"uuid": "^3.1.0"
diff --git a/packages/contract-wrappers/src/artifacts.ts b/packages/contract-wrappers/src/artifacts.ts
index 7e67544d2..925f34162 100644
--- a/packages/contract-wrappers/src/artifacts.ts
+++ b/packages/contract-wrappers/src/artifacts.ts
@@ -8,6 +8,7 @@ import * as ERC721Proxy from './artifacts/ERC721Proxy.json';
import * as ERC721Token from './artifacts/ERC721Token.json';
import * as Exchange from './artifacts/Exchange.json';
import * as Forwarder from './artifacts/Forwarder.json';
+import * as OrderValidator from './artifacts/OrderValidator.json';
import * as EtherToken from './artifacts/WETH9.json';
import * as ZRXToken from './artifacts/ZRXToken.json';
@@ -22,4 +23,5 @@ export const artifacts = {
ERC20Proxy: (ERC20Proxy as any) as ContractArtifact,
ERC721Proxy: (ERC721Proxy as any) as ContractArtifact,
Forwarder: (Forwarder as any) as ContractArtifact,
+ OrderValidator: (OrderValidator as any) as ContractArtifact,
};
diff --git a/packages/contract-wrappers/src/contract_wrappers.ts b/packages/contract-wrappers/src/contract_wrappers.ts
index 4277a0746..4272cc943 100644
--- a/packages/contract-wrappers/src/contract_wrappers.ts
+++ b/packages/contract-wrappers/src/contract_wrappers.ts
@@ -12,6 +12,7 @@ import { ERC721TokenWrapper } from './contract_wrappers/erc721_token_wrapper';
import { EtherTokenWrapper } from './contract_wrappers/ether_token_wrapper';
import { ExchangeWrapper } from './contract_wrappers/exchange_wrapper';
import { ForwarderWrapper } from './contract_wrappers/forwarder_wrapper';
+import { OrderValidatorWrapper } from './contract_wrappers/order_validator_wrapper';
import { ContractWrappersConfigSchema } from './schemas/contract_wrappers_config_schema';
import { contractWrappersPrivateNetworkConfigSchema } from './schemas/contract_wrappers_private_network_config_schema';
import { contractWrappersPublicNetworkConfigSchema } from './schemas/contract_wrappers_public_network_config_schema';
@@ -52,6 +53,10 @@ export class ContractWrappers {
* An instance of the ForwarderWrapper class containing methods for interacting with any Forwarder smart contract.
*/
public forwarder: ForwarderWrapper;
+ /**
+ * An instance of the OrderValidatorWrapper class containing methods for interacting with any OrderValidator smart contract.
+ */
+ public orderValidator: OrderValidatorWrapper;
private _web3Wrapper: Web3Wrapper;
/**
@@ -106,6 +111,8 @@ export class ContractWrappers {
this.exchange = new ExchangeWrapper(
this._web3Wrapper,
config.networkId,
+ this.erc20Token,
+ this.erc721Token,
config.exchangeContractAddress,
config.zrxContractAddress,
blockPollingIntervalMs,
@@ -116,6 +123,7 @@ export class ContractWrappers {
config.forwarderContractAddress,
config.zrxContractAddress,
);
+ this.orderValidator = new OrderValidatorWrapper(this._web3Wrapper, config.networkId);
}
/**
* Sets a new web3 provider for 0x.js. Updating the provider will stop all
diff --git a/packages/contract-wrappers/src/contract_wrappers/contract_wrapper.ts b/packages/contract-wrappers/src/contract_wrappers/contract_wrapper.ts
index ba36afea1..f7a89e3be 100644
--- a/packages/contract-wrappers/src/contract_wrappers/contract_wrapper.ts
+++ b/packages/contract-wrappers/src/contract_wrappers/contract_wrapper.ts
@@ -1,5 +1,5 @@
import { AbiDecoder, intervalUtils, logUtils } from '@0xproject/utils';
-import { Web3Wrapper } from '@0xproject/web3-wrapper';
+import { marshaller, Web3Wrapper } from '@0xproject/web3-wrapper';
import {
BlockParamLiteral,
ContractAbi,
@@ -8,6 +8,7 @@ import {
LogEntry,
LogWithDecodedArgs,
RawLog,
+ RawLogEntry,
} from 'ethereum-types';
import { Block, BlockAndLogStreamer, Log } from 'ethereumjs-blockstream';
import * as _ from 'lodash';
@@ -145,16 +146,20 @@ export abstract class ContractWrapper {
}
protected _getContractAddress(artifact: ContractArtifact, addressIfExists?: string): string {
if (_.isUndefined(addressIfExists)) {
+ if (_.isUndefined(artifact.networks[this._networkId])) {
+ throw new Error(ContractWrappersError.ContractNotDeployedOnNetwork);
+ }
const contractAddress = artifact.networks[this._networkId].address;
if (_.isUndefined(contractAddress)) {
- throw new Error(ContractWrappersError.ExchangeContractDoesNotExist);
+ throw new Error(CONTRACT_NAME_TO_NOT_FOUND_ERROR[artifact.contractName]);
}
return contractAddress;
} else {
return addressIfExists;
}
}
- private _onLogStateChanged<ArgsType extends ContractEventArgs>(isRemoved: boolean, log: LogEntry): void {
+ private _onLogStateChanged<ArgsType extends ContractEventArgs>(isRemoved: boolean, rawLog: RawLogEntry): void {
+ const log: LogEntry = marshaller.unmarshalLog(rawLog);
_.forEach(this._filters, (filter: FilterObject, filterToken: string) => {
if (filterUtils.matchesFilter(log, filter)) {
const decodedLog = this._tryToDecodeLogOrNoop(log) as LogWithDecodedArgs<ArgsType>;
@@ -171,8 +176,8 @@ export abstract class ContractWrapper {
throw new Error(ContractWrappersError.SubscriptionAlreadyPresent);
}
this._blockAndLogStreamerIfExists = new BlockAndLogStreamer(
- this._web3Wrapper.getBlockAsync.bind(this._web3Wrapper),
- this._web3Wrapper.getLogsAsync.bind(this._web3Wrapper),
+ this._blockstreamGetBlockOrNullAsync.bind(this),
+ this._blockstreamGetLogsAsync.bind(this),
ContractWrapper._onBlockAndLogStreamerError.bind(this, isVerbose),
);
const catchAllLogFilter = {};
@@ -191,6 +196,32 @@ export abstract class ContractWrapper {
this._onLogStateChanged.bind(this, isRemoved),
);
}
+ // This method only exists in order to comply with the expected interface of Blockstream's constructor
+ private async _blockstreamGetBlockOrNullAsync(hash: string): Promise<Block | null> {
+ const shouldIncludeTransactionData = false;
+ const blockOrNull = await this._web3Wrapper.sendRawPayloadAsync<Block | null>({
+ method: 'eth_getBlockByHash',
+ params: [hash, shouldIncludeTransactionData],
+ });
+ return blockOrNull;
+ }
+ // This method only exists in order to comply with the expected interface of Blockstream's constructor
+ private async _blockstreamGetLatestBlockOrNullAsync(): Promise<Block | null> {
+ const shouldIncludeTransactionData = false;
+ const blockOrNull = await this._web3Wrapper.sendRawPayloadAsync<Block | null>({
+ method: 'eth_getBlockByNumber',
+ params: [BlockParamLiteral.Latest, shouldIncludeTransactionData],
+ });
+ return blockOrNull;
+ }
+ // This method only exists in order to comply with the expected interface of Blockstream's constructor
+ private async _blockstreamGetLogsAsync(filterOptions: FilterObject): Promise<RawLogEntry[]> {
+ const logs = await this._web3Wrapper.sendRawPayloadAsync<RawLogEntry[]>({
+ method: 'eth_getLogs',
+ params: [filterOptions],
+ });
+ return logs as RawLogEntry[];
+ }
// HACK: This should be a package-scoped method (which doesn't exist in TS)
// We don't want this method available in the public interface for all classes
// who inherit from ContractWrapper, and it is only used by the internal implementation
@@ -209,11 +240,14 @@ export abstract class ContractWrapper {
delete this._blockAndLogStreamerIfExists;
}
private async _reconcileBlockAsync(): Promise<void> {
- const latestBlock = await this._web3Wrapper.getBlockAsync(BlockParamLiteral.Latest);
+ const latestBlockOrNull = await this._blockstreamGetLatestBlockOrNullAsync();
+ if (_.isNull(latestBlockOrNull)) {
+ return; // noop
+ }
// We need to coerce to Block type cause Web3.Block includes types for mempool blocks
if (!_.isUndefined(this._blockAndLogStreamerIfExists)) {
// If we clear the interval while fetching the block - this._blockAndLogStreamer will be undefined
- await this._blockAndLogStreamerIfExists.reconcileNewBlock((latestBlock as any) as Block);
+ await this._blockAndLogStreamerIfExists.reconcileNewBlock(latestBlockOrNull);
}
}
}
diff --git a/packages/contract-wrappers/src/contract_wrappers/exchange_wrapper.ts b/packages/contract-wrappers/src/contract_wrappers/exchange_wrapper.ts
index cfef0f107..dc9ffcbf7 100644
--- a/packages/contract-wrappers/src/contract_wrappers/exchange_wrapper.ts
+++ b/packages/contract-wrappers/src/contract_wrappers/exchange_wrapper.ts
@@ -1,12 +1,19 @@
import { schemas } from '@0xproject/json-schemas';
-import { assetDataUtils } from '@0xproject/order-utils';
+import {
+ assetDataUtils,
+ BalanceAndProxyAllowanceLazyStore,
+ ExchangeTransferSimulator,
+ OrderValidationUtils,
+} from '@0xproject/order-utils';
import { AssetProxyId, Order, SignedOrder } from '@0xproject/types';
import { BigNumber } from '@0xproject/utils';
import { Web3Wrapper } from '@0xproject/web3-wrapper';
-import { ContractAbi, LogWithDecodedArgs } from 'ethereum-types';
+import { BlockParamLiteral, ContractAbi, LogWithDecodedArgs } from 'ethereum-types';
import * as _ from 'lodash';
import { artifacts } from '../artifacts';
+import { AssetBalanceAndProxyAllowanceFetcher } from '../fetchers/asset_balance_and_proxy_allowance_fetcher';
+import { OrderFilledCancelledFetcher } from '../fetchers/order_filled_cancelled_fetcher';
import { methodOptsSchema } from '../schemas/method_opts_schema';
import { orderTxOptsSchema } from '../schemas/order_tx_opts_schema';
import { txOptsSchema } from '../schemas/tx_opts_schema';
@@ -17,13 +24,17 @@ import {
IndexedFilterValues,
MethodOpts,
OrderInfo,
+ OrderStatus,
OrderTransactionOpts,
+ ValidateOrderFillableOpts,
} from '../types';
import { assert } from '../utils/assert';
import { decorators } from '../utils/decorators';
import { TransactionEncoder } from '../utils/transaction_encoder';
import { ContractWrapper } from './contract_wrapper';
+import { ERC20TokenWrapper } from './erc20_token_wrapper';
+import { ERC721TokenWrapper } from './erc721_token_wrapper';
import { ExchangeContract, ExchangeEventArgs, ExchangeEvents } from './generated/exchange';
/**
@@ -33,6 +44,8 @@ import { ExchangeContract, ExchangeEventArgs, ExchangeEvents } from './generated
export class ExchangeWrapper extends ContractWrapper {
public abi: ContractAbi = artifacts.Exchange.compilerOutput.abi;
private _exchangeContractIfExists?: ExchangeContract;
+ private _erc721TokenWrapper: ERC721TokenWrapper;
+ private _erc20TokenWrapper: ERC20TokenWrapper;
private _contractAddressIfExists?: string;
private _zrxContractAddressIfExists?: string;
/**
@@ -48,11 +61,15 @@ export class ExchangeWrapper extends ContractWrapper {
constructor(
web3Wrapper: Web3Wrapper,
networkId: number,
+ erc20TokenWrapper: ERC20TokenWrapper,
+ erc721TokenWrapper: ERC721TokenWrapper,
contractAddressIfExists?: string,
zrxContractAddressIfExists?: string,
blockPollingIntervalMs?: number,
) {
super(web3Wrapper, networkId, blockPollingIntervalMs);
+ this._erc20TokenWrapper = erc20TokenWrapper;
+ this._erc721TokenWrapper = erc721TokenWrapper;
this._contractAddressIfExists = contractAddressIfExists;
this._zrxContractAddressIfExists = zrxContractAddressIfExists;
}
@@ -1085,6 +1102,64 @@ export class ExchangeWrapper extends ContractWrapper {
return logs;
}
/**
+ * Validate if the supplied order is fillable, and throw if it isn't
+ * @param signedOrder SignedOrder of interest
+ * @param opts ValidateOrderFillableOpts options (e.g expectedFillTakerTokenAmount.
+ * If it isn't supplied, we check if the order is fillable for a non-zero amount)
+ */
+ public async validateOrderFillableOrThrowAsync(
+ signedOrder: SignedOrder,
+ opts: ValidateOrderFillableOpts = {},
+ ): Promise<void> {
+ const balanceAllowanceFetcher = new AssetBalanceAndProxyAllowanceFetcher(
+ this._erc20TokenWrapper,
+ this._erc721TokenWrapper,
+ BlockParamLiteral.Latest,
+ );
+ const balanceAllowanceStore = new BalanceAndProxyAllowanceLazyStore(balanceAllowanceFetcher);
+ const exchangeTradeSimulator = new ExchangeTransferSimulator(balanceAllowanceStore);
+
+ const expectedFillTakerTokenAmountIfExists = opts.expectedFillTakerTokenAmount;
+ const filledCancelledFetcher = new OrderFilledCancelledFetcher(this, BlockParamLiteral.Latest);
+ const orderValidationUtils = new OrderValidationUtils(filledCancelledFetcher);
+ await orderValidationUtils.validateOrderFillableOrThrowAsync(
+ exchangeTradeSimulator,
+ signedOrder,
+ this.getZRXAssetData(),
+ expectedFillTakerTokenAmountIfExists,
+ );
+ }
+ /**
+ * Validate a call to FillOrder and throw if it wouldn't succeed
+ * @param signedOrder SignedOrder of interest
+ * @param fillTakerAssetAmount Amount we'd like to fill the order for
+ * @param takerAddress The taker of the order
+ */
+ public async validateFillOrderThrowIfInvalidAsync(
+ signedOrder: SignedOrder,
+ fillTakerAssetAmount: BigNumber,
+ takerAddress: string,
+ ): Promise<void> {
+ const balanceAllowanceFetcher = new AssetBalanceAndProxyAllowanceFetcher(
+ this._erc20TokenWrapper,
+ this._erc721TokenWrapper,
+ BlockParamLiteral.Latest,
+ );
+ const balanceAllowanceStore = new BalanceAndProxyAllowanceLazyStore(balanceAllowanceFetcher);
+ const exchangeTradeSimulator = new ExchangeTransferSimulator(balanceAllowanceStore);
+
+ const filledCancelledFetcher = new OrderFilledCancelledFetcher(this, BlockParamLiteral.Latest);
+ const orderValidationUtils = new OrderValidationUtils(filledCancelledFetcher);
+ await orderValidationUtils.validateFillOrderThrowIfInvalidAsync(
+ exchangeTradeSimulator,
+ this._web3Wrapper.getProvider(),
+ signedOrder,
+ fillTakerAssetAmount,
+ takerAddress,
+ this.getZRXAssetData(),
+ );
+ }
+ /**
* Retrieves the Ethereum address of the Exchange contract deployed on the network
* that the user-passed web3 provider is connected to.
* @returns The Ethereum address of the Exchange contract being used.
diff --git a/packages/contract-wrappers/src/contract_wrappers/forwarder_wrapper.ts b/packages/contract-wrappers/src/contract_wrappers/forwarder_wrapper.ts
index 13ef0fe01..906222731 100644
--- a/packages/contract-wrappers/src/contract_wrappers/forwarder_wrapper.ts
+++ b/packages/contract-wrappers/src/contract_wrappers/forwarder_wrapper.ts
@@ -12,6 +12,7 @@ import { TransactionOpts } from '../types';
import { assert } from '../utils/assert';
import { calldataOptimizationUtils } from '../utils/calldata_optimization_utils';
import { constants } from '../utils/constants';
+import { utils } from '../utils/utils';
import { ContractWrapper } from './contract_wrapper';
import { ForwarderContract } from './generated/forwarder';
@@ -57,7 +58,7 @@ export class ForwarderWrapper extends ContractWrapper {
takerAddress: string,
ethAmount: BigNumber,
signedFeeOrders: SignedOrder[] = [],
- feePercentage: BigNumber = constants.ZERO_AMOUNT,
+ feePercentage: number = 0,
feeRecipientAddress: string = constants.NULL_ADDRESS,
txOpts: TransactionOpts = {},
): Promise<string> {
@@ -66,7 +67,7 @@ export class ForwarderWrapper extends ContractWrapper {
await assert.isSenderAddressAsync('takerAddress', takerAddress, this._web3Wrapper);
assert.isBigNumber('ethAmount', ethAmount);
assert.doesConformToSchema('signedFeeOrders', signedFeeOrders, schemas.signedOrdersSchema);
- assert.isBigNumber('feePercentage', feePercentage);
+ assert.isNumber('feePercentage', feePercentage);
assert.isETHAddressHex('feeRecipientAddress', feeRecipientAddress);
assert.doesConformToSchema('txOpts', txOpts, txOptsSchema);
// other assertions
@@ -76,6 +77,8 @@ export class ForwarderWrapper extends ContractWrapper {
this.getZRXTokenAddress(),
this.getEtherTokenAddress(),
);
+ // format feePercentage
+ const formattedFeePercentage = utils.numberPercentageToEtherTokenAmountPercentage(feePercentage);
// lowercase input addresses
const normalizedTakerAddress = takerAddress.toLowerCase();
const normalizedFeeRecipientAddress = feeRecipientAddress.toLowerCase();
@@ -89,7 +92,7 @@ export class ForwarderWrapper extends ContractWrapper {
_.map(optimizedMarketOrders, order => order.signature),
optimizedFeeOrders,
_.map(optimizedFeeOrders, order => order.signature),
- feePercentage,
+ formattedFeePercentage,
feeRecipientAddress,
{
value: ethAmount,
@@ -124,7 +127,7 @@ export class ForwarderWrapper extends ContractWrapper {
takerAddress: string,
ethAmount: BigNumber,
signedFeeOrders: SignedOrder[] = [],
- feePercentage: BigNumber = constants.ZERO_AMOUNT,
+ feePercentage: number = 0,
feeRecipientAddress: string = constants.NULL_ADDRESS,
txOpts: TransactionOpts = {},
): Promise<string> {
@@ -134,7 +137,7 @@ export class ForwarderWrapper extends ContractWrapper {
await assert.isSenderAddressAsync('takerAddress', takerAddress, this._web3Wrapper);
assert.isBigNumber('ethAmount', ethAmount);
assert.doesConformToSchema('signedFeeOrders', signedFeeOrders, schemas.signedOrdersSchema);
- assert.isBigNumber('feePercentage', feePercentage);
+ assert.isNumber('feePercentage', feePercentage);
assert.isETHAddressHex('feeRecipientAddress', feeRecipientAddress);
assert.doesConformToSchema('txOpts', txOpts, txOptsSchema);
// other assertions
@@ -144,6 +147,8 @@ export class ForwarderWrapper extends ContractWrapper {
this.getZRXTokenAddress(),
this.getEtherTokenAddress(),
);
+ // format feePercentage
+ const formattedFeePercentage = utils.numberPercentageToEtherTokenAmountPercentage(feePercentage);
// lowercase input addresses
const normalizedTakerAddress = takerAddress.toLowerCase();
const normalizedFeeRecipientAddress = feeRecipientAddress.toLowerCase();
@@ -158,7 +163,7 @@ export class ForwarderWrapper extends ContractWrapper {
_.map(optimizedMarketOrders, order => order.signature),
optimizedFeeOrders,
_.map(optimizedFeeOrders, order => order.signature),
- feePercentage,
+ formattedFeePercentage,
feeRecipientAddress,
{
value: ethAmount,
diff --git a/packages/contract-wrappers/src/contract_wrappers/order_validator_wrapper.ts b/packages/contract-wrappers/src/contract_wrappers/order_validator_wrapper.ts
new file mode 100644
index 000000000..1da88f624
--- /dev/null
+++ b/packages/contract-wrappers/src/contract_wrappers/order_validator_wrapper.ts
@@ -0,0 +1,187 @@
+import { schemas } from '@0xproject/json-schemas';
+import { SignedOrder } from '@0xproject/types';
+import { BigNumber } from '@0xproject/utils';
+import { Web3Wrapper } from '@0xproject/web3-wrapper';
+import { ContractAbi } from 'ethereum-types';
+import * as _ from 'lodash';
+
+import { artifacts } from '../artifacts';
+import { BalanceAndAllowance, OrderAndTraderInfo, TraderInfo } from '../types';
+import { assert } from '../utils/assert';
+
+import { ContractWrapper } from './contract_wrapper';
+import { OrderValidatorContract } from './generated/order_validator';
+
+/**
+ * This class includes the functionality related to interacting with the OrderValidator contract.
+ */
+export class OrderValidatorWrapper extends ContractWrapper {
+ public abi: ContractAbi = artifacts.OrderValidator.compilerOutput.abi;
+ private _orderValidatorContractIfExists?: OrderValidatorContract;
+ /**
+ * Instantiate OrderValidatorWrapper
+ * @param web3Wrapper Web3Wrapper instance to use
+ * @param networkId Desired networkId
+ */
+ constructor(web3Wrapper: Web3Wrapper, networkId: number) {
+ super(web3Wrapper, networkId);
+ }
+ /**
+ * Get an object conforming to OrderAndTraderInfo containing on-chain information of the provided order and address
+ * @param order An object conforming to SignedOrder
+ * @param takerAddress An ethereum address
+ * @return OrderAndTraderInfo
+ */
+ public async getOrderAndTraderInfoAsync(order: SignedOrder, takerAddress: string): Promise<OrderAndTraderInfo> {
+ assert.doesConformToSchema('order', order, schemas.signedOrderSchema);
+ assert.isETHAddressHex('takerAddress', takerAddress);
+ const OrderValidatorContractInstance = await this._getOrderValidatorContractAsync();
+ const orderAndTraderInfo = await OrderValidatorContractInstance.getOrderAndTraderInfo.callAsync(
+ order,
+ takerAddress,
+ );
+ const result = {
+ orderInfo: orderAndTraderInfo[0],
+ traderInfo: orderAndTraderInfo[1],
+ };
+ return result;
+ }
+ /**
+ * Get an array of objects conforming to OrderAndTraderInfo containing on-chain information of the provided orders and addresses
+ * @param orders An array of objects conforming to SignedOrder
+ * @param takerAddresses An array of ethereum addresses
+ * @return array of OrderAndTraderInfo
+ */
+ public async getOrdersAndTradersInfoAsync(
+ orders: SignedOrder[],
+ takerAddresses: string[],
+ ): Promise<OrderAndTraderInfo[]> {
+ assert.doesConformToSchema('orders', orders, schemas.signedOrdersSchema);
+ _.forEach(takerAddresses, (takerAddress, index) =>
+ assert.isETHAddressHex(`takerAddresses[${index}]`, takerAddress),
+ );
+ assert.assert(orders.length === takerAddresses.length, 'Expected orders.length to equal takerAddresses.length');
+ const OrderValidatorContractInstance = await this._getOrderValidatorContractAsync();
+ const ordersAndTradersInfo = await OrderValidatorContractInstance.getOrdersAndTradersInfo.callAsync(
+ orders,
+ takerAddresses,
+ );
+ const orderInfos = ordersAndTradersInfo[0];
+ const traderInfos = ordersAndTradersInfo[1];
+ const result = _.map(orderInfos, (orderInfo, index) => {
+ const traderInfo = traderInfos[index];
+ return {
+ orderInfo,
+ traderInfo,
+ };
+ });
+ return result;
+ }
+ /**
+ * Get an object conforming to TraderInfo containing on-chain balance and allowances for maker and taker of order
+ * @param order An object conforming to SignedOrder
+ * @param takerAddress An ethereum address
+ * @return TraderInfo
+ */
+ public async getTraderInfoAsync(order: SignedOrder, takerAddress: string): Promise<TraderInfo> {
+ assert.doesConformToSchema('order', order, schemas.signedOrderSchema);
+ assert.isETHAddressHex('takerAddress', takerAddress);
+ const OrderValidatorContractInstance = await this._getOrderValidatorContractAsync();
+ const result = await OrderValidatorContractInstance.getTraderInfo.callAsync(order, takerAddress);
+ return result;
+ }
+ /**
+ * Get an array of objects conforming to TraderInfo containing on-chain balance and allowances for maker and taker of order
+ * @param orders An array of objects conforming to SignedOrder
+ * @param takerAddresses An array of ethereum addresses
+ * @return array of TraderInfo
+ */
+ public async getTradersInfoAsync(orders: SignedOrder[], takerAddresses: string[]): Promise<TraderInfo[]> {
+ assert.doesConformToSchema('orders', orders, schemas.signedOrdersSchema);
+ _.forEach(takerAddresses, (takerAddress, index) =>
+ assert.isETHAddressHex(`takerAddresses[${index}]`, takerAddress),
+ );
+ assert.assert(orders.length === takerAddresses.length, 'Expected orders.length to equal takerAddresses.length');
+ const OrderValidatorContractInstance = await this._getOrderValidatorContractAsync();
+ const result = await OrderValidatorContractInstance.getTradersInfo.callAsync(orders, takerAddresses);
+ return result;
+ }
+ /**
+ * Get an object conforming to BalanceAndAllowance containing on-chain balance and allowance for some address and assetData
+ * @param address An ethereum address
+ * @param assetData An encoded string that can be decoded by a specified proxy contract
+ * @return BalanceAndAllowance
+ */
+ public async getBalanceAndAllowanceAsync(address: string, assetData: string): Promise<BalanceAndAllowance> {
+ assert.isETHAddressHex('address', address);
+ assert.isHexString('assetData', assetData);
+ const OrderValidatorContractInstance = await this._getOrderValidatorContractAsync();
+ const balanceAndAllowance = await OrderValidatorContractInstance.getBalanceAndAllowance.callAsync(
+ address,
+ assetData,
+ );
+ const result = {
+ balance: balanceAndAllowance[0],
+ allowance: balanceAndAllowance[1],
+ };
+ return result;
+ }
+ /**
+ * Get an array of objects conforming to BalanceAndAllowance containing on-chain balance and allowance for some address and array of assetDatas
+ * @param address An ethereum address
+ * @param assetDatas An array of encoded strings that can be decoded by a specified proxy contract
+ * @return BalanceAndAllowance
+ */
+ public async getBalancesAndAllowancesAsync(address: string, assetDatas: string[]): Promise<BalanceAndAllowance[]> {
+ assert.isETHAddressHex('address', address);
+ _.forEach(assetDatas, (assetData, index) => assert.isHexString(`assetDatas[${index}]`, assetData));
+ const OrderValidatorContractInstance = await this._getOrderValidatorContractAsync();
+ const balancesAndAllowances = await OrderValidatorContractInstance.getBalancesAndAllowances.callAsync(
+ address,
+ assetDatas,
+ );
+ const balances = balancesAndAllowances[0];
+ const allowances = balancesAndAllowances[1];
+ const result = _.map(balances, (balance, index) => {
+ const allowance = allowances[index];
+ return {
+ balance,
+ allowance,
+ };
+ });
+ return result;
+ }
+ /**
+ * Get owner address of tokenId by calling `token.ownerOf(tokenId)`, but returns a null owner instead of reverting on an unowned token.
+ * @param tokenAddress An ethereum address
+ * @param tokenId An ERC721 tokenId
+ * @return Owner of tokenId or null address if unowned
+ */
+ public async getERC721TokenOwnerAsync(tokenAddress: string, tokenId: BigNumber): Promise<string | undefined> {
+ assert.isETHAddressHex('tokenAddress', tokenAddress);
+ assert.isBigNumber('tokenId', tokenId);
+ const OrderValidatorContractInstance = await this._getOrderValidatorContractAsync();
+ const result = await OrderValidatorContractInstance.getERC721TokenOwner.callAsync(tokenAddress, tokenId);
+ return result;
+ }
+ // HACK: We don't want this method to be visible to the other units within that package but not to the end user.
+ // TS doesn't give that possibility and therefore we make it private and access it over an any cast. Because of that tslint sees it as unused.
+ // tslint:disable-next-line:no-unused-variable
+ private _invalidateContractInstance(): void {
+ delete this._orderValidatorContractIfExists;
+ }
+ private async _getOrderValidatorContractAsync(): Promise<OrderValidatorContract> {
+ if (!_.isUndefined(this._orderValidatorContractIfExists)) {
+ return this._orderValidatorContractIfExists;
+ }
+ const [abi, address] = await this._getContractAbiAndAddressFromArtifactsAsync(artifacts.OrderValidator);
+ const contractInstance = new OrderValidatorContract(
+ abi,
+ address,
+ this._web3Wrapper.getProvider(),
+ this._web3Wrapper.getContractDefaults(),
+ );
+ this._orderValidatorContractIfExists = contractInstance;
+ return this._orderValidatorContractIfExists;
+ }
+}
diff --git a/packages/contract-wrappers/src/fetchers/asset_balance_and_proxy_allowance_fetcher.ts b/packages/contract-wrappers/src/fetchers/asset_balance_and_proxy_allowance_fetcher.ts
new file mode 100644
index 000000000..023cd5ac3
--- /dev/null
+++ b/packages/contract-wrappers/src/fetchers/asset_balance_and_proxy_allowance_fetcher.ts
@@ -0,0 +1,77 @@
+// tslint:disable:no-unnecessary-type-assertion
+import { AbstractBalanceAndProxyAllowanceFetcher, assetDataUtils } from '@0xproject/order-utils';
+import { AssetProxyId, ERC20AssetData, ERC721AssetData } from '@0xproject/types';
+import { BigNumber } from '@0xproject/utils';
+import { BlockParamLiteral } from 'ethereum-types';
+
+import { ERC20TokenWrapper } from '../contract_wrappers/erc20_token_wrapper';
+import { ERC721TokenWrapper } from '../contract_wrappers/erc721_token_wrapper';
+
+export class AssetBalanceAndProxyAllowanceFetcher implements AbstractBalanceAndProxyAllowanceFetcher {
+ private readonly _erc20Token: ERC20TokenWrapper;
+ private readonly _erc721Token: ERC721TokenWrapper;
+ private readonly _stateLayer: BlockParamLiteral;
+ constructor(erc20Token: ERC20TokenWrapper, erc721Token: ERC721TokenWrapper, stateLayer: BlockParamLiteral) {
+ this._erc20Token = erc20Token;
+ this._erc721Token = erc721Token;
+ this._stateLayer = stateLayer;
+ }
+ public async getBalanceAsync(assetData: string, userAddress: string): Promise<BigNumber> {
+ const decodedAssetData = assetDataUtils.decodeAssetDataOrThrow(assetData);
+ if (decodedAssetData.assetProxyId === AssetProxyId.ERC20) {
+ const decodedERC20AssetData = decodedAssetData as ERC20AssetData;
+ const balance = await this._erc20Token.getBalanceAsync(decodedERC20AssetData.tokenAddress, userAddress, {
+ defaultBlock: this._stateLayer,
+ });
+ return balance;
+ } else {
+ const decodedERC721AssetData = decodedAssetData as ERC721AssetData;
+ const tokenOwner = await this._erc721Token.getOwnerOfAsync(
+ decodedERC721AssetData.tokenAddress,
+ decodedERC721AssetData.tokenId,
+ {
+ defaultBlock: this._stateLayer,
+ },
+ );
+ const balance = tokenOwner === userAddress ? new BigNumber(1) : new BigNumber(0);
+ return balance;
+ }
+ }
+ public async getProxyAllowanceAsync(assetData: string, userAddress: string): Promise<BigNumber> {
+ const decodedAssetData = assetDataUtils.decodeAssetDataOrThrow(assetData);
+ if (decodedAssetData.assetProxyId === AssetProxyId.ERC20) {
+ const decodedERC20AssetData = decodedAssetData as ERC20AssetData;
+ const proxyAllowance = await this._erc20Token.getProxyAllowanceAsync(
+ decodedERC20AssetData.tokenAddress,
+ userAddress,
+ {
+ defaultBlock: this._stateLayer,
+ },
+ );
+ return proxyAllowance;
+ } else {
+ const decodedERC721AssetData = decodedAssetData as ERC721AssetData;
+
+ const isApprovedForAll = await this._erc721Token.isProxyApprovedForAllAsync(
+ decodedERC721AssetData.tokenAddress,
+ userAddress,
+ {
+ defaultBlock: this._stateLayer,
+ },
+ );
+ if (isApprovedForAll) {
+ return new BigNumber(this._erc20Token.UNLIMITED_ALLOWANCE_IN_BASE_UNITS);
+ } else {
+ const isApproved = await this._erc721Token.isProxyApprovedAsync(
+ decodedERC721AssetData.tokenAddress,
+ decodedERC721AssetData.tokenId,
+ {
+ defaultBlock: this._stateLayer,
+ },
+ );
+ const proxyAllowance = isApproved ? new BigNumber(1) : new BigNumber(0);
+ return proxyAllowance;
+ }
+ }
+ }
+}
diff --git a/packages/contract-wrappers/src/fetchers/order_filled_cancelled_fetcher.ts b/packages/contract-wrappers/src/fetchers/order_filled_cancelled_fetcher.ts
new file mode 100644
index 000000000..ba6f5fb5e
--- /dev/null
+++ b/packages/contract-wrappers/src/fetchers/order_filled_cancelled_fetcher.ts
@@ -0,0 +1,30 @@
+// tslint:disable:no-unnecessary-type-assertion
+import { AbstractOrderFilledCancelledFetcher } from '@0xproject/order-utils';
+import { BigNumber } from '@0xproject/utils';
+import { BlockParamLiteral } from 'ethereum-types';
+
+import { ERC20TokenWrapper } from '../contract_wrappers/erc20_token_wrapper';
+import { ExchangeWrapper } from '../contract_wrappers/exchange_wrapper';
+
+export class OrderFilledCancelledFetcher implements AbstractOrderFilledCancelledFetcher {
+ private readonly _exchange: ExchangeWrapper;
+ private readonly _stateLayer: BlockParamLiteral;
+ constructor(exchange: ExchangeWrapper, stateLayer: BlockParamLiteral) {
+ this._exchange = exchange;
+ this._stateLayer = stateLayer;
+ }
+ public async getFilledTakerAmountAsync(orderHash: string): Promise<BigNumber> {
+ const filledTakerAmount = this._exchange.getFilledTakerAssetAmountAsync(orderHash, {
+ defaultBlock: this._stateLayer,
+ });
+ return filledTakerAmount;
+ }
+ public async isOrderCancelledAsync(orderHash: string): Promise<boolean> {
+ const isCancelled = await this._exchange.isCancelledAsync(orderHash);
+ return isCancelled;
+ }
+ public getZRXAssetData(): string {
+ const zrxAssetData = this._exchange.getZRXAssetData();
+ return zrxAssetData;
+ }
+}
diff --git a/packages/contract-wrappers/src/index.ts b/packages/contract-wrappers/src/index.ts
index 5e691fc21..2fcdd2ddb 100644
--- a/packages/contract-wrappers/src/index.ts
+++ b/packages/contract-wrappers/src/index.ts
@@ -6,6 +6,7 @@ export { ExchangeWrapper } from './contract_wrappers/exchange_wrapper';
export { ERC20ProxyWrapper } from './contract_wrappers/erc20_proxy_wrapper';
export { ERC721ProxyWrapper } from './contract_wrappers/erc721_proxy_wrapper';
export { ForwarderWrapper } from './contract_wrappers/forwarder_wrapper';
+export { OrderValidatorWrapper } from './contract_wrappers/order_validator_wrapper';
export { TransactionEncoder } from './utils/transaction_encoder';
@@ -21,6 +22,10 @@ export {
OrderInfo,
EventCallback,
DecodedLogEvent,
+ BalanceAndAllowance,
+ OrderAndTraderInfo,
+ TraderInfo,
+ ValidateOrderFillableOpts,
} from './types';
export { Order, SignedOrder, AssetProxyId } from '@0xproject/types';
@@ -81,3 +86,8 @@ export {
ExchangeEventArgs,
ExchangeEvents,
} from './contract_wrappers/generated/exchange';
+
+export { AbstractBalanceAndProxyAllowanceFetcher, AbstractOrderFilledCancelledFetcher } from '@0xproject/order-utils';
+
+export { AssetBalanceAndProxyAllowanceFetcher } from './fetchers/asset_balance_and_proxy_allowance_fetcher';
+export { OrderFilledCancelledFetcher } from './fetchers/order_filled_cancelled_fetcher';
diff --git a/packages/contract-wrappers/src/types.ts b/packages/contract-wrappers/src/types.ts
index 2b3cdc591..e0b12b7c9 100644
--- a/packages/contract-wrappers/src/types.ts
+++ b/packages/contract-wrappers/src/types.ts
@@ -188,3 +188,24 @@ export enum OrderStatus {
FULLY_FILLED,
CANCELLED,
}
+
+export interface TraderInfo {
+ makerBalance: BigNumber;
+ makerAllowance: BigNumber;
+ takerBalance: BigNumber;
+ takerAllowance: BigNumber;
+ makerZrxBalance: BigNumber;
+ makerZrxAllowance: BigNumber;
+ takerZrxBalance: BigNumber;
+ takerZrxAllowance: BigNumber;
+}
+
+export interface OrderAndTraderInfo {
+ orderInfo: OrderInfo;
+ traderInfo: TraderInfo;
+}
+
+export interface BalanceAndAllowance {
+ balance: BigNumber;
+ allowance: BigNumber;
+}
diff --git a/packages/contract-wrappers/src/utils/constants.ts b/packages/contract-wrappers/src/utils/constants.ts
index 2df11538c..78441decf 100644
--- a/packages/contract-wrappers/src/utils/constants.ts
+++ b/packages/contract-wrappers/src/utils/constants.ts
@@ -12,4 +12,6 @@ export const constants = {
UNLIMITED_ALLOWANCE_IN_BASE_UNITS: new BigNumber(2).pow(256).minus(1),
DEFAULT_BLOCK_POLLING_INTERVAL: 1000,
ZERO_AMOUNT: new BigNumber(0),
+ ONE_AMOUNT: new BigNumber(1),
+ ETHER_TOKEN_DECIMALS: 18,
};
diff --git a/packages/contract-wrappers/src/utils/decorators.ts b/packages/contract-wrappers/src/utils/decorators.ts
index 6e77450e8..d6bf6ec1e 100644
--- a/packages/contract-wrappers/src/utils/decorators.ts
+++ b/packages/contract-wrappers/src/utils/decorators.ts
@@ -24,7 +24,7 @@ const contractCallErrorTransformer = (error: Error) => {
const schemaErrorTransformer = (error: Error) => {
if (_.includes(error.message, constants.INVALID_TAKER_FORMAT)) {
const errMsg =
- 'Order taker must be of type string. If you want anyone to be able to fill an order - pass ZeroEx.NULL_ADDRESS';
+ 'Order taker must be of type string. If you want anyone to be able to fill an order - pass NULL_ADDRESS';
return new Error(errMsg);
}
return error;
diff --git a/packages/contract-wrappers/src/utils/utils.ts b/packages/contract-wrappers/src/utils/utils.ts
index 689a7ee0a..f7949ec34 100644
--- a/packages/contract-wrappers/src/utils/utils.ts
+++ b/packages/contract-wrappers/src/utils/utils.ts
@@ -1,4 +1,7 @@
import { BigNumber } from '@0xproject/utils';
+import { Web3Wrapper } from '@0xproject/web3-wrapper';
+
+import { constants } from './constants';
export const utils = {
getCurrentUnixTimestampSec(): BigNumber {
@@ -8,4 +11,7 @@ export const utils = {
getCurrentUnixTimestampMs(): BigNumber {
return new BigNumber(Date.now());
},
+ numberPercentageToEtherTokenAmountPercentage(percentage: number): BigNumber {
+ return Web3Wrapper.toBaseUnitAmount(constants.ONE_AMOUNT, constants.ETHER_TOKEN_DECIMALS).mul(percentage);
+ },
};
diff --git a/packages/contract-wrappers/test/exchange_wrapper_test.ts b/packages/contract-wrappers/test/exchange_wrapper_test.ts
index 6762c1d43..b3bd7c633 100644
--- a/packages/contract-wrappers/test/exchange_wrapper_test.ts
+++ b/packages/contract-wrappers/test/exchange_wrapper_test.ts
@@ -358,7 +358,7 @@ describe('ExchangeWrapper', () => {
describe('#getVersionAsync', () => {
it('should return version the hash', async () => {
const version = await contractWrappers.exchange.getVersionAsync();
- const VERSION = '2.0.1-alpha';
+ const VERSION = '2.0.0';
expect(version).to.be.equal(VERSION);
});
});
diff --git a/packages/contract-wrappers/test/forwarder_wrapper_test.ts b/packages/contract-wrappers/test/forwarder_wrapper_test.ts
index d0b21225c..a969807b2 100644
--- a/packages/contract-wrappers/test/forwarder_wrapper_test.ts
+++ b/packages/contract-wrappers/test/forwarder_wrapper_test.ts
@@ -25,10 +25,8 @@ describe('ForwarderWrapper', () => {
blockPollingIntervalMs: 0,
};
const fillableAmount = new BigNumber(5);
- const takerTokenFillAmount = new BigNumber(5);
let contractWrappers: ContractWrappers;
let fillScenarios: FillScenarios;
- let forwarderContractAddress: string;
let exchangeContractAddress: string;
let zrxTokenAddress: string;
let userAddresses: string[];
@@ -46,7 +44,6 @@ describe('ForwarderWrapper', () => {
before(async () => {
await blockchainLifecycle.startAsync();
contractWrappers = new ContractWrappers(provider, contractWrappersConfig);
- forwarderContractAddress = contractWrappers.forwarder.getContractAddress();
exchangeContractAddress = contractWrappers.exchange.getContractAddress();
userAddresses = await web3Wrapper.getAvailableAddressesAsync();
zrxTokenAddress = tokenUtils.getProtocolTokenAddress();
diff --git a/packages/contract-wrappers/test/order_validator_wrapper_test.ts b/packages/contract-wrappers/test/order_validator_wrapper_test.ts
new file mode 100644
index 000000000..2fdb00a71
--- /dev/null
+++ b/packages/contract-wrappers/test/order_validator_wrapper_test.ts
@@ -0,0 +1,142 @@
+import { BlockchainLifecycle, callbackErrorReporter } from '@0xproject/dev-utils';
+import { FillScenarios } from '@0xproject/fill-scenarios';
+import { assetDataUtils, orderHashUtils } from '@0xproject/order-utils';
+import { DoneCallback, SignedOrder } from '@0xproject/types';
+import { BigNumber } from '@0xproject/utils';
+import * as chai from 'chai';
+import { BlockParamLiteral } from 'ethereum-types';
+import * as _ from 'lodash';
+import 'mocha';
+
+import { ContractWrappers, ExchangeCancelEventArgs, ExchangeEvents, ExchangeFillEventArgs, OrderStatus } from '../src';
+import { DecodedLogEvent, OrderInfo, TraderInfo } from '../src/types';
+
+import { chaiSetup } from './utils/chai_setup';
+import { constants } from './utils/constants';
+import { tokenUtils } from './utils/token_utils';
+import { provider, web3Wrapper } from './utils/web3_wrapper';
+
+chaiSetup.configure();
+const expect = chai.expect;
+const blockchainLifecycle = new BlockchainLifecycle(web3Wrapper);
+
+describe('OrderValidator', () => {
+ const contractWrappersConfig = {
+ networkId: constants.TESTRPC_NETWORK_ID,
+ blockPollingIntervalMs: 0,
+ };
+ const fillableAmount = new BigNumber(5);
+ const partialFillAmount = new BigNumber(2);
+ let contractWrappers: ContractWrappers;
+ let fillScenarios: FillScenarios;
+ let exchangeContractAddress: string;
+ let zrxTokenAddress: string;
+ let zrxTokenAssetData: string;
+ let userAddresses: string[];
+ let coinbase: string;
+ let makerAddress: string;
+ let takerAddress: string;
+ let feeRecipient: string;
+ let anotherMakerAddress: string;
+ let makerTokenAddress: string;
+ let takerTokenAddress: string;
+ let makerAssetData: string;
+ let takerAssetData: string;
+ let signedOrder: SignedOrder;
+ let anotherSignedOrder: SignedOrder;
+ before(async () => {
+ await blockchainLifecycle.startAsync();
+ contractWrappers = new ContractWrappers(provider, contractWrappersConfig);
+ exchangeContractAddress = contractWrappers.exchange.getContractAddress();
+ userAddresses = await web3Wrapper.getAvailableAddressesAsync();
+ zrxTokenAddress = tokenUtils.getProtocolTokenAddress();
+ zrxTokenAssetData = assetDataUtils.encodeERC20AssetData(zrxTokenAddress);
+ fillScenarios = new FillScenarios(
+ provider,
+ userAddresses,
+ zrxTokenAddress,
+ exchangeContractAddress,
+ contractWrappers.erc20Proxy.getContractAddress(),
+ contractWrappers.erc721Proxy.getContractAddress(),
+ );
+ [coinbase, makerAddress, takerAddress, feeRecipient, anotherMakerAddress] = userAddresses;
+ [makerTokenAddress] = tokenUtils.getDummyERC20TokenAddresses();
+ takerTokenAddress = tokenUtils.getWethTokenAddress();
+ [makerAssetData, takerAssetData] = [
+ assetDataUtils.encodeERC20AssetData(makerTokenAddress),
+ assetDataUtils.encodeERC20AssetData(takerTokenAddress),
+ ];
+
+ signedOrder = await fillScenarios.createFillableSignedOrderAsync(
+ makerAssetData,
+ takerAssetData,
+ makerAddress,
+ constants.NULL_ADDRESS,
+ fillableAmount,
+ );
+ anotherSignedOrder = await fillScenarios.createFillableSignedOrderAsync(
+ zrxTokenAssetData,
+ takerAssetData,
+ makerAddress,
+ constants.NULL_ADDRESS,
+ fillableAmount,
+ );
+ });
+ after(async () => {
+ await blockchainLifecycle.revertAsync();
+ });
+ beforeEach(async () => {
+ await blockchainLifecycle.startAsync();
+ });
+ afterEach(async () => {
+ await blockchainLifecycle.revertAsync();
+ });
+ describe('#getOrdersAndTradersInfoAsync', () => {
+ let signedOrders: SignedOrder[];
+ let takerAddresses: string[];
+ let ordersInfo: OrderInfo[];
+ let tradersInfo: TraderInfo[];
+ beforeEach(async () => {
+ signedOrders = [signedOrder, anotherSignedOrder];
+ takerAddresses = [takerAddress, takerAddress];
+ const ordersAndTradersInfo = await contractWrappers.orderValidator.getOrdersAndTradersInfoAsync(
+ signedOrders,
+ takerAddresses,
+ );
+ ordersInfo = _.map(ordersAndTradersInfo, orderAndTraderInfo => orderAndTraderInfo.orderInfo);
+ tradersInfo = _.map(ordersAndTradersInfo, orderAndTraderInfo => orderAndTraderInfo.traderInfo);
+ });
+ it('should return the same number of order infos and trader infos as input orders', async () => {
+ expect(ordersInfo.length).to.be.equal(signedOrders.length);
+ expect(tradersInfo.length).to.be.equal(takerAddresses.length);
+ });
+ it('should return correct on-chain order info for input orders', async () => {
+ const firstOrderInfo = ordersInfo[0];
+ const secondOrderInfo = ordersInfo[1];
+ expect(firstOrderInfo.orderStatus).to.be.equal(OrderStatus.FILLABLE);
+ expect(firstOrderInfo.orderTakerAssetFilledAmount).to.bignumber.equal(constants.ZERO_AMOUNT);
+ expect(secondOrderInfo.orderStatus).to.be.equal(OrderStatus.FILLABLE);
+ expect(secondOrderInfo.orderTakerAssetFilledAmount).to.bignumber.equal(constants.ZERO_AMOUNT);
+ });
+ it('should return correct on-chain trader info for input takers', async () => {
+ const firstTraderInfo = tradersInfo[0];
+ const secondTraderInfo = tradersInfo[1];
+ expect(firstTraderInfo.makerBalance).to.bignumber.equal(new BigNumber(5));
+ expect(firstTraderInfo.makerAllowance).to.bignumber.equal(new BigNumber(5));
+ expect(firstTraderInfo.takerBalance).to.bignumber.equal(new BigNumber(0));
+ expect(firstTraderInfo.takerAllowance).to.bignumber.equal(new BigNumber(0));
+ expect(firstTraderInfo.makerZrxBalance).to.bignumber.equal(new BigNumber(5));
+ expect(firstTraderInfo.makerZrxAllowance).to.bignumber.equal(new BigNumber(5));
+ expect(firstTraderInfo.takerZrxBalance).to.bignumber.equal(new BigNumber(0));
+ expect(firstTraderInfo.takerZrxAllowance).to.bignumber.equal(new BigNumber(0));
+ expect(secondTraderInfo.makerBalance).to.bignumber.equal(new BigNumber(5));
+ expect(secondTraderInfo.makerAllowance).to.bignumber.equal(new BigNumber(5));
+ expect(secondTraderInfo.takerBalance).to.bignumber.equal(new BigNumber(0));
+ expect(secondTraderInfo.takerAllowance).to.bignumber.equal(new BigNumber(0));
+ expect(secondTraderInfo.makerZrxBalance).to.bignumber.equal(new BigNumber(5));
+ expect(secondTraderInfo.makerZrxAllowance).to.bignumber.equal(new BigNumber(5));
+ expect(secondTraderInfo.takerZrxBalance).to.bignumber.equal(new BigNumber(0));
+ expect(secondTraderInfo.takerZrxAllowance).to.bignumber.equal(new BigNumber(0));
+ });
+ });
+});
diff --git a/packages/contract-wrappers/test/revert_validation_test.ts b/packages/contract-wrappers/test/revert_validation_test.ts
new file mode 100644
index 000000000..da011c1d7
--- /dev/null
+++ b/packages/contract-wrappers/test/revert_validation_test.ts
@@ -0,0 +1,122 @@
+import { BlockchainLifecycle, devConstants, web3Factory } from '@0xproject/dev-utils';
+import { FillScenarios } from '@0xproject/fill-scenarios';
+import { runV2MigrationsAsync } from '@0xproject/migrations';
+import { assetDataUtils } from '@0xproject/order-utils';
+import { SignedOrder } from '@0xproject/types';
+import { BigNumber } from '@0xproject/utils';
+import { Web3Wrapper } from '@0xproject/web3-wrapper';
+import * as chai from 'chai';
+import 'mocha';
+
+import { ContractWrappers } from '../src';
+
+import { chaiSetup } from './utils/chai_setup';
+import { constants } from './utils/constants';
+import { tokenUtils } from './utils/token_utils';
+
+chaiSetup.configure();
+const expect = chai.expect;
+
+describe('Revert Validation ExchangeWrapper', () => {
+ let contractWrappers: ContractWrappers;
+ let userAddresses: string[];
+ let zrxTokenAddress: string;
+ let fillScenarios: FillScenarios;
+ let exchangeContractAddress: string;
+ let makerTokenAddress: string;
+ let takerTokenAddress: string;
+ let coinbase: string;
+ let makerAddress: string;
+ let anotherMakerAddress: string;
+ let takerAddress: string;
+ let makerAssetData: string;
+ let takerAssetData: string;
+ let feeRecipient: string;
+ let txHash: string;
+ let blockchainLifecycle: BlockchainLifecycle;
+ let web3Wrapper: Web3Wrapper;
+ const fillableAmount = new BigNumber(5);
+ const takerTokenFillAmount = new BigNumber(5);
+ let signedOrder: SignedOrder;
+ const config = {
+ networkId: constants.TESTRPC_NETWORK_ID,
+ blockPollingIntervalMs: 0,
+ };
+ before(async () => {
+ // vmErrorsOnRPCResponse is useful for quick feedback and testing during development
+ // but is not the default behaviour in production. Here we ensure our failure cases
+ // are handled in an environment which behaves similar to production
+ const provider = web3Factory.getRpcProvider({
+ shouldUseInProcessGanache: true,
+ shouldThrowErrorsOnGanacheRPCResponse: false,
+ });
+ web3Wrapper = new Web3Wrapper(provider);
+ blockchainLifecycle = new BlockchainLifecycle(web3Wrapper);
+ const txDefaults = {
+ gas: devConstants.GAS_LIMIT,
+ from: devConstants.TESTRPC_FIRST_ADDRESS,
+ };
+ const artifactsDir = `src/artifacts`;
+ // Re-deploy the artifacts in this provider, rather than in the default provider exposed in
+ // the beforeAll hook. This is due to the fact that the default provider enabled vmErrorsOnRPCResponse
+ // and we are explicity testing with vmErrorsOnRPCResponse disabled.
+ await runV2MigrationsAsync(provider, artifactsDir, txDefaults);
+ await blockchainLifecycle.startAsync();
+ contractWrappers = new ContractWrappers(provider, config);
+ exchangeContractAddress = contractWrappers.exchange.getContractAddress();
+ userAddresses = await web3Wrapper.getAvailableAddressesAsync();
+ zrxTokenAddress = tokenUtils.getProtocolTokenAddress();
+ fillScenarios = new FillScenarios(
+ provider,
+ userAddresses,
+ zrxTokenAddress,
+ exchangeContractAddress,
+ contractWrappers.erc20Proxy.getContractAddress(),
+ contractWrappers.erc721Proxy.getContractAddress(),
+ );
+ [coinbase, makerAddress, takerAddress, feeRecipient, anotherMakerAddress] = userAddresses;
+ [makerTokenAddress, takerTokenAddress] = tokenUtils.getDummyERC20TokenAddresses();
+ [makerAssetData, takerAssetData] = [
+ assetDataUtils.encodeERC20AssetData(makerTokenAddress),
+ assetDataUtils.encodeERC20AssetData(takerTokenAddress),
+ ];
+ signedOrder = await fillScenarios.createFillableSignedOrderAsync(
+ makerAssetData,
+ takerAssetData,
+ makerAddress,
+ takerAddress,
+ fillableAmount,
+ );
+ });
+ after(async () => {
+ await blockchainLifecycle.revertAsync();
+ });
+ beforeEach(async () => {
+ await blockchainLifecycle.startAsync();
+ });
+ afterEach(async () => {
+ await blockchainLifecycle.revertAsync();
+ });
+ describe('#fillOrderAsync', () => {
+ it('should throw the revert reason when shouldValidate is true and a fill would revert', async () => {
+ // Create a scenario where the fill will revert
+ const makerTokenBalance = await contractWrappers.erc20Token.getBalanceAsync(
+ makerTokenAddress,
+ makerAddress,
+ );
+ // Transfer all of the tokens from maker to create a failure scenario
+ txHash = await contractWrappers.erc20Token.transferAsync(
+ makerTokenAddress,
+ makerAddress,
+ takerAddress,
+ makerTokenBalance,
+ );
+ await web3Wrapper.awaitTransactionSuccessAsync(txHash, constants.AWAIT_TRANSACTION_MINED_MS);
+ expect(
+ contractWrappers.exchange.fillOrderAsync(signedOrder, takerTokenFillAmount, takerAddress, {
+ shouldValidate: true,
+ }),
+ ).to.be.rejectedWith('TRANSFER_FAILED');
+ });
+ });
+});
diff --git a/packages/contract-wrappers/test/subscription_test.ts b/packages/contract-wrappers/test/subscription_test.ts
index 81b9012bd..68ef7225e 100644
--- a/packages/contract-wrappers/test/subscription_test.ts
+++ b/packages/contract-wrappers/test/subscription_test.ts
@@ -61,7 +61,7 @@ describe('SubscriptionTest', () => {
callback,
);
stubs = [
- Sinon.stub((contractWrappers as any)._web3Wrapper, 'getBlockAsync').throws(
+ Sinon.stub((contractWrappers as any)._web3Wrapper, 'getBlockIfExistsAsync').throws(
new Error('JSON RPC error'),
),
];
diff --git a/packages/contract-wrappers/test/transaction_encoder_test.ts b/packages/contract-wrappers/test/transaction_encoder_test.ts
index e76c5b12d..a397e43a8 100644
--- a/packages/contract-wrappers/test/transaction_encoder_test.ts
+++ b/packages/contract-wrappers/test/transaction_encoder_test.ts
@@ -1,6 +1,6 @@
import { BlockchainLifecycle } from '@0xproject/dev-utils';
import { FillScenarios } from '@0xproject/fill-scenarios';
-import { assetDataUtils, signatureUtils, generatePseudoRandomSalt, orderHashUtils } from '@0xproject/order-utils';
+import { assetDataUtils, generatePseudoRandomSalt, orderHashUtils, signatureUtils } from '@0xproject/order-utils';
import { SignedOrder, SignerType } from '@0xproject/types';
import { BigNumber } from '@0xproject/utils';
import 'mocha';
diff --git a/packages/contract-wrappers/test/utils/constants.ts b/packages/contract-wrappers/test/utils/constants.ts
index 60c3370a2..f38728b77 100644
--- a/packages/contract-wrappers/test/utils/constants.ts
+++ b/packages/contract-wrappers/test/utils/constants.ts
@@ -15,4 +15,5 @@ export const constants = {
DUMMY_TOKEN_TOTAL_SUPPLY: new BigNumber(10 ** 27), // tslint:disable-line:custom-no-magic-numbers
NUM_DUMMY_ERC20_TO_DEPLOY: 3,
NUM_DUMMY_ERC721_TO_DEPLOY: 1,
+ ZERO_AMOUNT: new BigNumber(0),
};
diff --git a/packages/contract-wrappers/tsconfig.json b/packages/contract-wrappers/tsconfig.json
index e35816553..2ee711adc 100644
--- a/packages/contract-wrappers/tsconfig.json
+++ b/packages/contract-wrappers/tsconfig.json
@@ -1,7 +1,8 @@
{
"extends": "../../tsconfig",
"compilerOptions": {
- "outDir": "lib"
+ "outDir": "lib",
+ "rootDir": "."
},
"include": ["./src/**/*", "./test/**/*"]
}
diff --git a/packages/contract-wrappers/typedoc-tsconfig.json b/packages/contract-wrappers/typedoc-tsconfig.json
new file mode 100644
index 000000000..c9b0af1ae
--- /dev/null
+++ b/packages/contract-wrappers/typedoc-tsconfig.json
@@ -0,0 +1,7 @@
+{
+ "extends": "../../typedoc-tsconfig",
+ "compilerOptions": {
+ "outDir": "lib"
+ },
+ "include": ["./src/**/*", "./test/**/*"]
+}